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The Canadian Veterinary Journal logoLink to The Canadian Veterinary Journal
. 1989 Apr;30(4):292–294.

Design considerations in clinical trials

Carl S Ribble
PMCID: PMC1681202  PMID: 17423282

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

  1. Martin S. W. Vaccination: Is it Effective in Preventing Respiratory Disease or Influencing Weight Gains in Feedlot Calves? Can Vet J. 1983 Jan;24(1):10–19. [PMC free article] [PubMed] [Google Scholar]

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